7WVR | pdb_00007wvr

Crystal structure of Talaromyces leycettanus JCM12802 expansin

• PDB DOI: https://doi.org/10.2210/pdb7WVR/pdb

• Classification: SUGAR BINDING PROTEIN
• Organism(s): Evansstolkia leycettana
• Expression System: Komagataella pastoris
• Mutation(s): No 


• Deposited: 2022-02-11 Released: 2022-12-14 
• Deposition Author(s): Ding, S.J., Luo, H.Y., Yao, B., Tu, T.
• Funding Organization(s): Not funded

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.41 Å
• R-Value Free: 
  0.176 (Depositor), 0.176 (DCC) 
• R-Value Work: 
  0.161 (Depositor), 0.162 (DCC) 
• R-Value Observed: 
  0.162 (Depositor) 

Starting Model: experimental

Literature

Boosting enzymatic degradation of cellulose using a fungal expansin: Structural insight into the pretreatment mechanism

Ding, S., Liu, X., Hakulinen, N., Taherzadeh, M.J., Wang, Y., Wang, Y., Qin, X., Wang, X., Yao, B., Luo, H., Tu, T.

(2022) Bioresour Technol 358: 127434

• DOI: https://doi.org/10.1016/j.biortech.2022.127434

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: isothermal titration calorimetry

Macromolecule Content 

• Total Structure Weight: 20.83 kDa 
• Atom Count: 1,839 
• Modeled Residue Count: 199 
• Deposited Residue Count: 199 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
EXLX1	A	199	Evansstolkia leycettana	Mutation(s): 0
UniProt
Find proteins for A0A3G6JEW6 (Evansstolkia leycettana) Explore A0A3G6JEW6  Go to UniProtKB:  A0A3G6JEW6

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.41 Å
• R-Value Free:  0.176 (Depositor), 0.176 (DCC) 
• R-Value Work:  0.161 (Depositor), 0.162 (DCC) 
• R-Value Observed: 0.162 (Depositor) 

Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 47.862	α = 90
b = 117.627	β = 90
c = 99.203	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2022-12-14 
Deposition Author(s): Ding, S.J., Luo, H.Y., Yao, B., Tu, T.

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Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2022-12-14
  Type: Initial release
  
• Version 1.1: 2023-11-29
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-10-30
  Changes: Structure summary